using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;

namespace DCGO.CardEffects.BT13
{
    public class BT13_056 : CEntity_Effect
    {
        public override List<ICardEffect> CardEffects(EffectTiming timing, CardSource card)
        {
            List<ICardEffect> cardEffects = new List<ICardEffect>();

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play 1 Digimon from hand", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, true, EffectDiscription());
                activateClass.SetHashString("PlayDigimon_BT13_056");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[When Digivolving][Once Per Turn] You may play 1 green or [Royal Knight] trait Digimon card from your hand for the cost. When it would be played by this effect, reduce the play cost by 4.";
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    if (cardSource.IsDigimon)
                    {
                        if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: true, cardEffect: activateClass))
                        {
                            if (cardSource.HasRoyalKnightTraits)
                            {
                                return true;
                            }

                            if (cardSource.HasCardColor(CardColor.Green))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    return CardEffectCommons.CanTriggerWhenDigivolving(hashtable, card);
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        return true;
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    #region Reduce play cost by 4

                    ChangeCostClass changeCostClass = new ChangeCostClass();
                    changeCostClass.SetUpICardEffect("Play Cost -4", CanUseCondition1, card);
                    changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                    Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                    card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                    ICardEffect GetCardEffect(EffectTiming _timing)
                    {
                        if (_timing == EffectTiming.None)
                        {
                            return changeCostClass;
                        }

                        return null;
                    }

                    bool CanUseCondition1(Hashtable hashtable)
                    {
                        return true;
                    }

                    int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                    {
                        if (CardSourceCondition(cardSource))
                        {
                            if (RootCondition(root))
                            {
                                if (PermanentsCondition(targetPermanents))
                                {
                                    Cost -= 4;
                                }
                            }
                        }

                        return Cost;
                    }

                    bool PermanentsCondition(List<Permanent> targetPermanents)
                    {
                        if (targetPermanents == null)
                        {
                            return true;
                        }
                        else
                        {
                            if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                            {
                                return true;
                            }
                        }

                        return false;
                    }

                    bool CardSourceCondition(CardSource cardSource)
                    {
                        if (cardSource != null)
                        {
                            if (cardSource.Owner == card.Owner)
                            {
                                if (cardSource.IsDigimon)
                                {
                                    if (cardSource.HasRoyalKnightTraits)
                                    {
                                        return true;
                                    }

                                    if (cardSource.HasCardColor(CardColor.Green))
                                    {
                                        return true;
                                    }
                                }
                            }
                        }

                        return false;
                    }

                    bool RootCondition(SelectCardEffect.Root root)
                    {
                        return true;
                    }

                    bool isUpDown()
                    {
                        return true;
                    }

                    #endregion

                    if (card.Owner.HandCards.Count(CanSelectCardCondition) >= 1)
                    {
                        List<CardSource> selectedCards = new List<CardSource>();

                        int maxCount = 1;

                        SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                        selectHandEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectCardCondition,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: maxCount,
                            canNoSelect: true,
                            canEndNotMax: false,
                            isShowOpponent: true,
                            selectCardCoroutine: SelectCardCoroutine,
                            afterSelectCardCoroutine: null,
                            mode: SelectHandEffect.Mode.Custom,
                            cardEffect: activateClass);

                        selectHandEffect.SetUpCustomMessage("Select 1 card to play.", "The opponent is selecting 1 card to play.");
                        selectHandEffect.SetUpCustomMessage_ShowCard("Played Card");

                        yield return StartCoroutine(selectHandEffect.Activate());

                        IEnumerator SelectCardCoroutine(CardSource cardSource)
                        {
                            selectedCards.Add(cardSource);

                            yield return null;
                        }

                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(cardSources: selectedCards, activateClass: activateClass, payCost: true, isTapped: false, root: SelectCardEffect.Root.Hand, activateETB: true));
                    }

                    #region Remove Reduction

                    card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);

                    #endregion
                }
            }

            if (timing == EffectTiming.OnDeclaration)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Play 1 Digimon from hand", CanUseCondition, card);
                activateClass.SetUpActivateClass(null, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetHashString("PlayDigimon_BT13_056");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[Main][Once Per Turn] You may play 1 green or [Royal Knight] trait Digimon card from your hand for the cost. When it would be played by this effect, reduce the play cost by 4.";
                }

                bool CanSelectCardCondition(CardSource cardSource)
                {
                    if (cardSource.IsDigimon)
                    {
                        if (CardEffectCommons.CanPlayAsNewPermanent(cardSource: cardSource, payCost: true, cardEffect: activateClass))
                        {
                            if (cardSource.HasRoyalKnightTraits)
                            {
                                return true;
                            }

                            if (cardSource.HasCardColor(CardColor.Green))
                            {
                                return true;
                            }
                        }
                    }

                    return false;
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        bool canPlay = false;

                        #region Reduce play cost by 4

                        ChangeCostClass changeCostClass = new ChangeCostClass();
                        changeCostClass.SetUpICardEffect("Play Cost -4", CanUseCondition1, card);
                        changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => true, isChangePayingCost: () => true);
                        Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                        card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                        ICardEffect GetCardEffect(EffectTiming _timing)
                        {
                            if (_timing == EffectTiming.None)
                            {
                                return changeCostClass;
                            }

                            return null;
                        }

                        bool CanUseCondition1(Hashtable hashtable)
                        {
                            return true;
                        }

                        int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                        {
                            if (CardSourceCondition(cardSource))
                            {
                                if (RootCondition(root))
                                {
                                    if (PermanentsCondition(targetPermanents))
                                    {
                                        Cost -= 4;
                                    }
                                }
                            }

                            return Cost;
                        }

                        bool PermanentsCondition(List<Permanent> targetPermanents)
                        {
                            if (targetPermanents == null)
                            {
                                return true;
                            }
                            else
                            {
                                if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                                {
                                    return true;
                                }
                            }

                            return false;
                        }

                        bool CardSourceCondition(CardSource cardSource)
                        {
                            if (cardSource != null)
                            {
                                if (cardSource.Owner == card.Owner)
                                {
                                    if (cardSource.IsDigimon)
                                    {
                                        if (cardSource.HasRoyalKnightTraits)
                                        {
                                            return true;
                                        }

                                        if (cardSource.HasCardColor(CardColor.Green))
                                        {
                                            return true;
                                        }
                                    }
                                }
                            }

                            return false;
                        }

                        bool RootCondition(SelectCardEffect.Root root)
                        {
                            return true;
                        }

                        bool isUpDown()
                        {
                            return true;
                        }

                        #endregion

                        if (card.Owner.HandCards.Count(CanSelectCardCondition) >= 1)
                        {
                            canPlay = true;
                        }

                        #region Remove Reduction

                        card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);

                        #endregion

                        if (canPlay)
                        {
                            return true;
                        }
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    #region Reduce play cost by 4

                    ChangeCostClass changeCostClass = new ChangeCostClass();
                    changeCostClass.SetUpICardEffect("Play Cost -4", CanUseCondition1, card);
                    changeCostClass.SetUpChangeCostClass(changeCostFunc: ChangeCost, cardSourceCondition: CardSourceCondition, rootCondition: RootCondition, isUpDown: isUpDown, isCheckAvailability: () => false, isChangePayingCost: () => true);
                    Func<EffectTiming, ICardEffect> getCardEffect = GetCardEffect;
                    card.Owner.UntilCalculateFixedCostEffect.Add(getCardEffect);

                    ICardEffect GetCardEffect(EffectTiming _timing)
                    {
                        if (_timing == EffectTiming.None)
                        {
                            return changeCostClass;
                        }

                        return null;
                    }

                    bool CanUseCondition1(Hashtable hashtable)
                    {
                        return true;
                    }

                    int ChangeCost(CardSource cardSource, int Cost, SelectCardEffect.Root root, List<Permanent> targetPermanents)
                    {
                        if (CardSourceCondition(cardSource))
                        {
                            if (RootCondition(root))
                            {
                                if (PermanentsCondition(targetPermanents))
                                {
                                    Cost -= 4;
                                }
                            }
                        }

                        return Cost;
                    }

                    bool PermanentsCondition(List<Permanent> targetPermanents)
                    {
                        if (targetPermanents == null)
                        {
                            return true;
                        }
                        else
                        {
                            if (targetPermanents.Count((targetPermanent) => targetPermanent != null) == 0)
                            {
                                return true;
                            }
                        }

                        return false;
                    }

                    bool CardSourceCondition(CardSource cardSource)
                    {
                        if (cardSource != null)
                        {
                            if (cardSource.Owner == card.Owner)
                            {
                                if (cardSource.IsDigimon)
                                {
                                    if (cardSource.HasRoyalKnightTraits)
                                    {
                                        return true;
                                    }

                                    if (cardSource.HasCardColor(CardColor.Green))
                                    {
                                        return true;
                                    }
                                }
                            }
                        }

                        return false;
                    }

                    bool RootCondition(SelectCardEffect.Root root)
                    {
                        return true;
                    }

                    bool isUpDown()
                    {
                        return true;
                    }

                    #endregion

                    if (card.Owner.HandCards.Count(CanSelectCardCondition) >= 1)
                    {
                        List<CardSource> selectedCards = new List<CardSource>();

                        int maxCount = 1;

                        SelectHandEffect selectHandEffect = GManager.instance.GetComponent<SelectHandEffect>();

                        selectHandEffect.SetUp(
                            selectPlayer: card.Owner,
                            canTargetCondition: CanSelectCardCondition,
                            canTargetCondition_ByPreSelecetedList: null,
                            canEndSelectCondition: null,
                            maxCount: maxCount,
                            canNoSelect: true,
                            canEndNotMax: false,
                            isShowOpponent: true,
                            selectCardCoroutine: SelectCardCoroutine,
                            afterSelectCardCoroutine: null,
                            mode: SelectHandEffect.Mode.Custom,
                            cardEffect: activateClass);

                        selectHandEffect.SetUpCustomMessage("Select 1 card to play.", "The opponent is selecting 1 card to play.");
                        selectHandEffect.SetUpCustomMessage_ShowCard("Played Card");

                        yield return StartCoroutine(selectHandEffect.Activate());

                        IEnumerator SelectCardCoroutine(CardSource cardSource)
                        {
                            selectedCards.Add(cardSource);

                            yield return null;
                        }

                        yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.PlayPermanentCards(cardSources: selectedCards, activateClass: activateClass, payCost: true, isTapped: false, root: SelectCardEffect.Root.Hand, activateETB: true));
                    }

                    #region Remove Reduction

                    card.Owner.UntilCalculateFixedCostEffect.Remove(getCardEffect);

                    #endregion
                }
            }

            if (timing == EffectTiming.OnEnterFieldAnyone)
            {
                ActivateClass activateClass = new ActivateClass();
                activateClass.SetUpICardEffect("Your Digimon gain Blocker", CanUseCondition, card);
                activateClass.SetUpActivateClass(CanActivateCondition, ActivateCoroutine, 1, false, EffectDiscription());
                activateClass.SetHashString("GetEffects_BT13_056");
                cardEffects.Add(activateClass);

                string EffectDiscription()
                {
                    return "[All Turns] When you play another Digimon, all of your green and [Royal Knight] trait Digimon gain <Blocker> until the end of your opponent's turn.";
                }

                bool PermanentCondition(Permanent permanent)
                {
                    if (CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card))
                    {
                        if (permanent != card.PermanentOfThisCard())
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CanUseCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        if (CardEffectCommons.CanTriggerOnPermanentPlay(hashtable, PermanentCondition))
                        {
                            return true;
                        }
                    }

                    return false;
                }

                bool CanActivateCondition(Hashtable hashtable)
                {
                    if (CardEffectCommons.IsExistOnBattleArea(card))
                    {
                        return true;
                    }

                    return false;
                }

                IEnumerator ActivateCoroutine(Hashtable _hashtable)
                {
                    bool PermanentCondition(Permanent permanent)
                    {
                        if (CardEffectCommons.IsPermanentExistsOnOwnerBattleAreaDigimon(permanent, card))
                        {
                            if (permanent.TopCard.HasRoyalKnightTraits)
                            {
                                return true;
                            }

                            if (permanent.TopCard.CardColors.Contains(CardColor.Green))
                            {
                                return true;
                            }
                        }

                        return false;
                    }

                    yield return ContinuousController.instance.StartCoroutine(CardEffectCommons.GainBlockerPlayerEffect(permanentCondition: PermanentCondition, effectDuration: EffectDuration.UntilOpponentTurnEnd, activateClass: activateClass));
                }
            }

            return cardEffects;
        }
    }
}